500 



DISEASES OF CATTLE. 



is made use of to fi*ee the cattle of ticks. In the spring field No. 3B, 

 located near the farmyard, is sown in com for a soiling crop. The 

 area devoted to com should be sufficient to supply feed for the herd 

 for five or six weeks. Field No. 3A, after the oats are harvested, 



Fir. ?,. — Flan for freeing cattle and pastures from ticks by rotation, requiring fonr 

 months, with new pasture. 



should be sown in sorghum and cowpeas or millet and cowpeas, and 

 should be large enough to furnish feed for the herd until November 

 1. These fields should not have had cattle on them for at least 10 

 months. 



